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Run results for:
tinybench demo: array iteration v2
Demo benchmark exercising the tinybench runner: compares three ways to sum an array.
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<iframe src="https://measurethat.net/Embed?id=634223" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/153.0.0.0 Safari/537.36 Edg/153.0.0.0
Browser:
Chrome 153
Operating system:
Windows
Device Platform:
Desktop
Date tested:
16 hours ago
Benchmark engine:
tinybench
reduce
921K/s
for loop
886K/s
forEach
200K/s
View exact numbers
Test name
Executions per second
✓
reduce
920,855 Ops/sec
for loop
885,859 Ops/sec
forEach
199,601 Ops/sec
Script Preparation code:
var arr = Array.from({length: 1000}, function(_, i){ return i; });
Tests:
for loop
var s = 0; for (var i = 0; i < arr.length; i++) { s += arr[i]; }
forEach
var s = 0; arr.forEach(function(x){ s += x; });
reduce
var s = arr.reduce(function(a, b){ return a + b; }, 0);